Polyurethane Oil Seal UN Y Type 20 To 30mm Inner Diameter Sealing Ring 10 Pack Tough PU Seal For Machinery And Auto Projects Handles Minus 35C To 100C Leakproof Gasket Kit For Gearheads

UN/Y Type Polyurethane Oil Seal, 20-30mm ID, 10-Pack
✔️ ID 20-30mm; -35°C to 100°C; 10-pack PU oil seals for gearheads

The UN/Y polyurethane oil seal is a rugged sealing ring designed for machinery and automotive projects. It fits inner diameters of 20-30 mm and handles a wide temperature range for reliable lubrication retention.

✅ Inner diameter 20-30 mm (0.79-1.18 in)
✅ Temperature range -35°C to 100°C
✅ Material: polyurethane (PU)
✅ Pack size: 10 pieces

💡 What is a polyurethane oil seal used for in machinery and automotive applications? This handy seal helps keep lubricants in and dirt out on rotating shafts. - Used on shafts, housings, and gearboxes to seal lubrication and block contaminants. - Works across a wide temperature range and supports long service life in harsh environments. - Pairs with UN/Y type seals and other PU gasketing in sealed systems.

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